//---------------------------------------------------------------------------
//
// PolarDB PX Optimizer
//
//	Copyright (C) 2021, Alibaba Group Holding Limited
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//	@filename:
//		CPolarUtils.h
//
//	@doc:
//		Polar utils functions
//---------------------------------------------------------------------------
#ifndef GPOPT_CPolarUtils_H
#define GPOPT_CPolarUtils_H

#include "gpos/memory/CMemoryPool.h"

namespace gpopt
{
using namespace gpos;

//---------------------------------------------------------------------------
//	@class:
//		CPolarUtils
//
//	@doc:
//		General Polar utility functions.
//
//---------------------------------------------------------------------------
class PxPlannerStats
{
private:
	bool px_planner_error;

private:
	PxPlannerStats(void) {px_planner_error = false;}

public:
	PxPlannerStats(const PxPlannerStats&) = delete;
	PxPlannerStats& operator=(const PxPlannerStats&) = delete;
	static PxPlannerStats& get_px_planner_stats(void);
	static void polar_set_error_flag(bool flag);
	static bool polar_get_error_flag(void);
};
}

#endif	// !GPOPT_CPolarUtils_H

// EOF
